(中关村在线江苏行情)松下 BX621C投影机是基于大型场所对于投影的高标准需求而诞生的一款工程投影机，该机拥有5200流明的超高亮度，使其在白天明亮的环境下也能够投出高亮的图像，10000:1的对...
(Jiangsu Zhongguancun online quotes) Panasonic BX621C projector is based on large-scale places for the high standard demand projection of a project and the birth of the projector, the machine has high brightness of 5200 lumens, which in the daytime bright light environment can also cast a bright images of 10000:1...
